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Highlighted Companies

Online Ph Meter For Water Monitoring With Relay Control Output - China

price: 90.00 Dollar US$

It is widely used in waste water treatment, pure water, circulating water, boiler water system ect.

and the ORP value online monitoring, such as, electronic, aquaculture, food, printing & dyeing, electroplating, pharmaceutical, fermentation and chemical processes.

It is powerful in application of remote system and environmental monitoring for surface water & pollution source emissions.

Technical parameters

Measuring range: 0-14 ph, -1999~+1999mV (ORP),0~130.0℃

Resolution: 1mV,0.1℃

Accuracy: ±1mV,±0.3℃

Stability: ≤0.01mV/24h

Control interface: two groups of ON OFF relay contact divided into high and low alarm control

Automatic cleaning interface: one group of automatic cleaning control point , cleaning time is 0-9999 seconds , interval is 0-9999 minutes

Analog output: One current output,photoelectric isolution protection ,improve anti-jamming ability ,the range corresponding to (4-20)mA can be output in reverse.

RS-485 interface: Photoelectric isolation output, support link , (partial compatibility of MODBUS protocol.


Relay: Relay lag value can be set freely , relay load is 3A 220VAC

Working condition: Environmental temperature 0~60℃ ,relative humidity ≤90%

output load: load<750Ω

◇protection grade: IP57

Main Features

◇ The new designed shell is waterproof, moisture-proof and dust-proof.

◇ With automatic cleaning function, cleaning device(optional) for tap water cleaning mode .

◇ Two channels 4-20mA, corresponding temperature and PH respectively .

◇ Products with high precision, high stability performance and strong anti-interference ability.

◇ Large screen dot matrix LCD, support English operation menu, multi-parameters display at the same time.

◇ Automatic temperature compensation and adjustable PH and temperature value ◇ Communication function : Photoelectric isolation 4-20mA current output, the corresponding value can be set freely.

◇ Optional the online acquisiton softerware of the host computer of our company can be selected to collect and process the data ◇ Historical curve: PH mode can record 50 groups of historical data ( sampling interval 1-240 minutes) and have query function .

◇ Automatic identification standard solution, recoverable factory Setting.

◇ The watchdog function: make sure the instrument does not crash

◇ Power-off protection > 10 years

Company Contact:

  • Phone: 86-13152669883

  • Address: Gaoxin 7th road, Nanning , Guangxi , China

  • Email: Email

Published date: December 26, 2021 - Modified date: December 26, 2021

  • Business Description: The manufacturer of water quality meters since 2009 - We have PH meter, EC meter, Ozone meter, residual chlorine meter and so on.

    As a manufaturer, we are strict to quality control, and can supply goods in time with a compititive price.

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